package com.sqs.service;

import com.sqs.vo.CaptchaVO;
import org.springframework.web.multipart.MultipartFile;

public interface CommonService {

    /**
     * 生成随机验证码
     * @return
     */
    CaptchaVO createCaptcha();

    /**
     * 上传json文件
     * @param file
     * @return
     * */
    String upload(MultipartFile file);
}
